Answer:
races were of different lengths.
Explanation:
According to the author, stadion is the 184-metre sprint, the long distance race was of 3680 metres/4024 yards and the hippios was a middle distance race of 1093 yards.
Stadion was the most prestigious of all the events at Olympia
The author includes details comparing races to show that races were of different lengths.
<span>A. When is not answered.
(You could also argue that E: Where is not answered, although it is implied that it will be done nationally)
The sentence tells Who: The National Cereal Corporation, What: a free picture book, Where: Nationally, and Why: to promote reading</span>
d. Atlantic Ocean is the proper noun in this sentence.
hope this helped